Graphium
noun
Graph·i·um
ˈgrafēəm
: a form genus of imperfect fungi (family Stilbellaceae) with dark-colored coremia many of which (as the parasite of Dutch elm disease) have been determined to be conidial stages of members of the genus Ceratostomella
Word History
Etymology
New Latin, from Latin, stylus, from Greek grapheion pencil, paintbrush, from graphein to write